Because the BUILD EXE command is not supported outside the VFP IDE.

>Why do I get "feature not available" when running an EXE that consists of a Prg which has one line:
>
>"build exe --xyzname and path in quotes-- from --roject name and path in quotes-- recompile
>
>I put vfp7r.dll and vfp7renu.dll into the same directory.
>
>It works when i "do" the exe from the command window.